ににゃんにゃん・ニャンニャン・にゃにゃ・ニャニャにゃんにゃん表記・読み:ニャンニャン・にゃにゃ・ニャニャ1meow; miaow感動詞onomatopoeic or mimetic word2cat名詞children's language3sexual intercourse; making out名詞noun or participle which takes the aux. verb suruslang札へ残す語をコピー